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GR-121Long-distance trail (GR)·Linear

GR-121. Etapa 09. Udala-Leintz Gatzaga

Mondragón, País Vasco

Moderate49.6/100Year-round

Elevation profile

Flat (≤1%)
Gentle (1–5%)
Steep (5–10%)
Extreme (≥10%)

Critical Segments

Dangerous Descent

km 25.0 · 0.5 km Distance

25% Avg
447m – 585m
Slope47% Max
RiskHIGH

Demanding Climb

CAT 3

km 8.4 · 1.9 km Distance

13% Avg
257m – 493m
Slope26% Max
RiskHIGH

Dangerous Descent

km 18.8 · 1.2 km Distance

15% Avg
446m – 631m
Slope25% Max
RiskHIGH

Dangerous Descent

km 5.4 · 1.8 km Distance

14% Avg
340m – 594m
Slope24% Max
RiskMEDIUM

Dangerous Descent

km 7.3 · 0.6 km Distance

13% Avg
264m – 341m
Slope23% Max
RiskMEDIUM

Demanding Climb

CAT 4

km 13.1 · 1.8 km Distance

9% Avg
503m – 657m
Slope16% Max
RiskMEDIUM

Demanding Climb

CAT 4

km 20.1 · 0.8 km Distance

10% Avg
439m – 520m
Slope12% Max
RiskMEDIUM

Demanding Climb

CAT 4

km 15.4 · 0.9 km Distance

9% Avg
653m – 736m
Slope9% Max
RiskMEDIUM
Distance

26.2 km

Est. duration

7h 44min

Elevation gain

+705 m

Elevation loss

-686 m

Highest point

739.3 m

Lowest point

256.5 m

Average elevation

515 m

7-Day Forecast

Slope distribution

Flat (≤1%)9%Gentle (1–5%)35%Steep (5–10%)26%Extreme (≥10%)30%
Child-friendlyNo
Pet-friendlyNo

Emergency exit points

  • UdalaTown
    0.1 km
  • Carretera principalMain road
    1.7 km
  • Carretera principalMain road
    1.5 km
  • Carretera principalMain road
    1.2 km
  • Carretera principalMain road
    2.5 km

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About this trail

Senderos de Gran Recorrido (GR)

Start municipalityMondragón
RegionPaís Vasco
SourceFederación Española de Deportes de Montaña y Escalada (FEDME)
Start43.07773, -2.51291Open in maps
End42.98689, -2.56809
Track points1,296